Collection Item |
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Burroughs C3247
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| Brand: | Burroughs. |
| Model: | C3247 |
| Origin: | Made in México, around 1976. |
| Introduction: | 1975. |
| Type: | Big basic desktop calculator. |
| Functions: | 4-Basic function plus square root, percent, memory and constant. No battery support. |
| Display: | One block of 12 VFD digits and 1 separate special VFD tube for indication of Memory content (three upper segments), Negative number (middle segment) and overfow (three lower segments). This additional digit may be easily confused with an ordinary digit! |
| Keyboard: | 24 keys and 4 additional switches for: Decimal Point control, Konstant, Auto memory add, On/Off. |
| Main chips: | Texas Instruments TMS1273NL date code 7537 (August 1975). |
| Remarks: | auty design and color combination from the 70s. May compete with modern designs, except for the outdated VFD display. Probably many of these machines are still in service after nearly 40 years after launch! |
| Size: | 9.65 x 7.60 x 2.36 in, 245 x 193 x 60 mm. |
| Accesories: | Original carton box and packaging material, Operation Instructions in spanish. |
| Condition: | (9/10) Very good, working. |
| Download: | Operation Instructions in spanish (*), PDF format, 12 pages. Download. |
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(*) If you want I can translate any part of this manual to (my imperfect!) english, for free. Just write me.